He also says investigators are gathering more footage — including surveillance video — while building their case against Ujiri.

Toronto Raptors president Masai Ujiri allegedly shoved and struck a sheriff’s deputy in the moments after his team won the NBA title Thursday night … and part of the incident was caught on video.

Alameda County Sheriff’s Office is looking into an alleged misdemeanor battery — after officials say Ujiri got furious when he was denied access to the court to celebrate after the Raptors defeated the Golden State Warriors in Game 6 of the NBA Finals at Oracle Arena in Oakland.